CN217735961U - Self-locking fastener for vehicle - Google Patents
Self-locking fastener for vehicle Download PDFInfo
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- CN217735961U CN217735961U CN202220403995.6U CN202220403995U CN217735961U CN 217735961 U CN217735961 U CN 217735961U CN 202220403995 U CN202220403995 U CN 202220403995U CN 217735961 U CN217735961 U CN 217735961U
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- main part
- nut
- sleeve
- screw rod
- dwang
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Abstract
The utility model discloses an automobile-used auto-lock fastener, including the screw rod main part, the ring channel has evenly been seted up in the outside of screw rod main part, and the outside of screw rod main part is provided with the nut main part, the nut main part is close to the outside on top and installs the spacing ring, the collar is installed to the bottom of nut main part, the both sides of nut main part bottom all reserve and have the mounting groove, the fixed axle is installed at the inside both ends of mounting groove, and the outside cover of fixed axle is equipped with the dwang to the dwang extends to the inside of collar, the recess has all been reserved to the both sides of nut main part outer wall. The utility model discloses an in the ring channel that corresponds in the gag lever post extends to the screw rod main part after the installation is accomplished for the gag lever post can mutually support the relative movement to screw rod main part and nut main part with the ring channel that corresponds and carry out further restriction, thereby can accomplish the auto-lock task, fully guarantees the installation steadiness after accomplishing, and the simple operation.
Description
Technical Field
The utility model relates to a fastener technical field especially relates to an automobile-used self-locking firmware.
Background
The vehicle is one of the main travel tools in modern society, and the vehicles used for different use scenes are different, such as automobiles, bicycles and the like, and the vehicles are generally assembled by a plurality of parts during production, and various fasteners are required in the assembling process, and a screw nut is a typical one of the vehicles.
The existing vehicle fastener generally adopts a mode that a screw rod part penetrates through an assembly hole on an assembly part and a nut is installed on the screw rod in a screwing mode, so that the assembly of different parts is completed, but in the actual use process, vibration is an unavoidable phenomenon in the use process of a vehicle, and the phenomenon can cause looseness between the screw rod and the nut so as to influence the connection stability.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a self-locking fastener for vehicles.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an automobile-used self-locking firmware, includes the screw rod main part, the ring channel has evenly been seted up in the outside of screw rod main part, and the outside of screw rod main part is provided with the nut main part, the spacing ring is installed near the outside on top to the nut main part, the collar is installed to the bottom of nut main part, the both sides of nut main part bottom all reserve the mounting groove, the fixed axle is installed at the inside both ends of mounting groove, and the outside cover of fixed axle is equipped with the dwang to the dwang extends to the inside of collar, the both sides of nut main part outer wall all reserve and have the recess, be provided with on the dwang and be used for driving dwang pivoted operating device, be provided with on the dwang and be used for carrying out spacing moving mechanism to screw rod main part and nut main part.
Preferably, the screw body is in threaded connection with the nut body, and a gap is reserved between the screw body and the mounting ring.
Preferably, a protection cylinder is installed at the bottom end of the installation ring, a first spring is installed at the top of the interior of the protection cylinder, and a pressing plate is installed at the top end of the first spring.
Preferably, the dwang sets up for the slope, and dwang and fixed axle be for rotating the connection.
Preferably, operating device establishes including the cover and is close to the first sleeve in the top outside at the dwang, first telescopic outside articulates there is first connecting rod, and first connecting rod extends to the inside of recess, first sleeve is kept away from first telescopic one end and is installed the hemisphere extrusion piece, and is connected with the second spring between hemisphere extrusion piece and the nut main part.
Preferably, the moving mechanism comprises a second sleeve sleeved on the rotating rod and close to the bottom outer side, the outer side of the second sleeve is hinged with a limiting rod, and the limiting rod penetrates through the mounting ring and extends to the inner part of the annular groove.
Compared with the prior art, the utility model, its beneficial effect does:
1. through in the ring channel that the gag lever post extended to screw rod main part and corresponds after the installation for the gag lever post can mutually support with the ring channel that corresponds and carry out further restriction to the relative movement of screw rod main part and nut main part, thereby can accomplish the auto-lock task, fully guarantees the steadiness after the installation is accomplished.
2. Through will twisting the outside of establishing to the nut main part of instrument cover and can drive first connecting rod and first sleeve through extrusion hemisphere extrusion piece and promote the dwang and correspond the rotation for the gag lever post removes to the direction of keeping away from the centre along with, makes it be located and does not carry out spacing position department to nut main part and screw rod main part, makes operating personnel can directly install or dismantle through twisting nut main part and screw rod main part this moment, operation process convenient and fast.
Drawings
Fig. 1 is a schematic front sectional view of a self-locking fastener for a vehicle according to the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
fig. 3 is a schematic top cross-sectional structural view of a self-locking fastener protective sleeve for a vehicle according to the present invention;
fig. 4 is a schematic view of a three-dimensional structure of a screw body of a self-locking fastener for a vehicle according to the present invention.
In the figure: the screw rod comprises a screw rod body 1, an annular groove 2, a nut body 3, a limiting ring 4, a mounting ring 5, a protective barrel 6, a first spring 7, an extrusion plate 8, a fixed shaft 9, a rotating rod 10, a groove 11, a first sleeve 12, a first connecting rod 13, a hemispherical extrusion block 14, a second spring 15, a second sleeve 16, a limiting rod 17 and a mounting groove 18.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-4, a self-locking fastener for vehicles comprises a screw main body 1, wherein annular grooves 2 are uniformly formed in the outer side of the screw main body 1, a nut main body 3 is arranged on the outer side of the screw main body 1, a limiting ring 4 is arranged on the outer side, close to the top end, of the nut main body 3, a mounting ring 5 is arranged at the bottom end of the nut main body 3, the screw main body 1 and the nut main body 3 are in threaded connection, and a gap is reserved between the screw main body 1 and the mounting ring 5, so that an operator can connect and fix equipment by screwing the nut main body 3 onto the screw main body 1;
the bottom end of the mounting ring 5 is provided with a protective cylinder 6, the top inside the protective cylinder 6 is provided with a first spring 7, and the top end of the first spring 7 is provided with a squeezing plate 8, so that after the screw main body 1 and the nut main body 3 are mounted, the screw main body 1 can squeeze the squeezing plate 8 to move downwards, the first spring 7 is compressed, and the threaded connection part of the screw main body 1 and the nut main body 3 is tightly attached to each other;
mounting grooves 18 are reserved on two sides of the bottom of the nut body 3, fixing shafts 9 are mounted at two ends of the interior of each mounting groove 18, rotating rods 10 are sleeved on the outer sides of the fixing shafts 9, the rotating rods 10 extend into the mounting rings 5, the rotating rods 10 are arranged obliquely, and the rotating rods 10 are rotatably connected with the fixing shafts 9, so that the rotating rods 10 can rotate when being influenced by corresponding external force;
both sides of the outer wall of the nut main body 3 are reserved with grooves 11, an operating mechanism for driving the rotating rod 10 to rotate is arranged on the rotating rod 10, the operating mechanism comprises a first sleeve 12 which is sleeved on the rotating rod 10 and close to the outer side of the top end, a first connecting rod 13 is hinged on the outer side of the first sleeve 12, the first connecting rod 13 extends into the groove 11, a hemisphere extruding block 14 is installed at one end, far away from the first sleeve 12, of the first sleeve 12, a second spring 15 is connected between the hemisphere extruding block 14 and the nut main body 3, so that an operator can extrude the hemisphere extruding block 14 towards the direction close to the middle by sleeving a rotating tool on the nut main body 3, and further the first connecting rod 13 and the first sleeve 12 push the rotating rod 10 to rotate correspondingly;
be provided with on dwang 10 and be used for carrying out spacing movable mechanism to screw rod main part 1 and nut main part 3, movable mechanism establishes the second sleeve 16 that is close to the bottom outside at dwang 10 including the cover, the outside of second sleeve 16 articulates there is gag lever post 17, and gag lever post 17 runs through the inside that collar 5 extends to ring channel 2, make first sleeve 12 and first connecting rod 13 when promoting dwang 10 to the direction of being close to the centre, dwang 10 can drive gag lever post 17 and remove to the direction of keeping away from the centre, leave in the ring channel 2 that corresponds, remove the spacing to screw rod main part 1 and nut main part 3, thereby accomplish self-locking function.
When the utility model is used, as shown in fig. 1-4, the screw body 1 penetrates through the assembly hole on the vehicle part, the rotating tool is sleeved on the screw body 1, the rotating tool is also sleeved on the nut body 3, when the rotating tool is sleeved on the nut body 3, the arc edge of the hemisphere extrusion block 14 can be extruded to drive the first connecting rod 13 to move towards the direction close to the middle, the rotating rod 10 can correspondingly rotate at the moment through the sliding of the first sleeve 12 and the rotating rod 10, the second sleeve 16 can drive the limiting rod 17 to slide to a position far away from the middle to a certain extent through the sliding of the second sleeve 16 and the rotating rod 10, so that the limiting rod is positioned at the position without limiting the screw body 1 and the nut body 3 at the moment, the nut body 3 and the screw body 1 are oppositely rotated through the rotating tool, because the thickness of the nut body 3 is far greater than the height inside the annular groove 2, when the nut body 3 is screwed to a part of the screw body 1 and then aligned with the annular groove 2, the nut body 3 can be successfully butted through the threads on the screw body 1 above and below the annular groove 2, so that the nut body 3 can be completely screwed to the screw body 1 to complete the installation task, and after the installation is completed, the screw body 1 can extrude and move the extrusion plate 8 downwards by a certain range, so that the first spring 7 is in a compression state, and further the corresponding parts of the threads between the screw body 1 and the nut body 3 can be tightly attached to each other, so as to further ensure the installation stability, at the moment, the rotating tool slides downwards from the nut body 3, the second spring 15 drives the first connecting rod 13 to move towards the direction away from the middle, and further can drive the rotating rod 10 to rotate and recover to the initial angle, so that the limiting rod 17 can be pushed by the second sleeve 16 to be inserted into the corresponding annular groove 2, and then can further lock screw rod main part 1 and nut main part 3, fully guarantee the steadiness of its installation, whole operation process convenient and fast simultaneously.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an automobile-used self-locking firmware, includes screw rod main part (1), its characterized in that, ring channel (2) have evenly been seted up in the outside of screw rod main part (1), and the outside of screw rod main part (1) is provided with nut main part (3), spacing ring (4) are installed near the outside on top in nut main part (3), collar (5) are installed to the bottom of nut main part (3), mounting groove (18) are all reserved to the both sides of nut main part (3) bottom, fixed axle (9) are installed at the inside both ends of mounting groove (18), and the outside cover of fixed axle (9) is equipped with dwang (10) to dwang (10) extend to the inside of collar (5), recess (11) are all reserved to the both sides of nut main part (3) outer wall, be provided with on dwang (10) and be used for driving dwang (10) pivoted operating device, be provided with on dwang (10) and be used for carrying out spacing movable mechanism to screw rod main part (1) and nut main part (3).
2. The self-locking fastener for the vehicle according to claim 1, wherein the screw body (1) is in threaded connection with the nut body (3), and a gap is reserved between the screw body (1) and the mounting ring (5).
3. The self-locking fastener for the vehicle according to claim 1, wherein a protection cylinder (6) is installed at the bottom end of the installation ring (5), a first spring (7) is installed at the top of the inside of the protection cylinder (6), and a pressing plate (8) is installed at the top end of the first spring (7).
4. The self-locking fastener for the vehicle according to claim 1, wherein the rotating rod (10) is obliquely arranged, and the rotating rod (10) is rotatably connected with the fixed shaft (9).
5. The self-locking fastener for the vehicle according to claim 1, wherein the operating mechanism comprises a first sleeve (12) sleeved on the rotating rod (10) and close to the top end outer side, a first connecting rod (13) is hinged to the outer side of the first sleeve (12), the first connecting rod (13) extends to the inside of the groove (11), a hemisphere extrusion block (14) is installed at one end, far away from the first sleeve (12), of the first sleeve (12), and a second spring (15) is connected between the hemisphere extrusion block (14) and the nut body (3).
6. The self-locking fastener for the vehicle according to claim 1, wherein the movable mechanism comprises a second sleeve (16) sleeved on the rotating rod (10) and close to the outer side of the bottom end, a limiting rod (17) is hinged to the outer side of the second sleeve (16), and the limiting rod (17) penetrates through the mounting ring (5) and extends to the inside of the annular groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403995.6U CN217735961U (en) | 2022-02-25 | 2022-02-25 | Self-locking fastener for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403995.6U CN217735961U (en) | 2022-02-25 | 2022-02-25 | Self-locking fastener for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217735961U true CN217735961U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220403995.6U Active CN217735961U (en) | 2022-02-25 | 2022-02-25 | Self-locking fastener for vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN217735961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116510619A (en) * | 2023-03-27 | 2023-08-01 | 安徽理工大学 | Preparation facilities of noble metal catalyst |
| CN116858198A (en) * | 2023-07-12 | 2023-10-10 | 曹诚为 | Positioning device for urban planning terrain survey |
-
2022
- 2022-02-25 CN CN202220403995.6U patent/CN217735961U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116510619A (en) * | 2023-03-27 | 2023-08-01 | 安徽理工大学 | Preparation facilities of noble metal catalyst |
| CN116510619B (en) * | 2023-03-27 | 2024-04-02 | 安徽理工大学 | Preparation facilities of noble metal catalyst |
| CN116858198A (en) * | 2023-07-12 | 2023-10-10 | 曹诚为 | Positioning device for urban planning terrain survey |
| CN116858198B (en) * | 2023-07-12 | 2024-03-12 | 曹诚为 | Positioning device for urban planning terrain survey |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A self-locking fastener for vehicles Effective date of registration: 20230324 Granted publication date: 20221104 Pledgee: Weifang Bank Co.,Ltd. Hanting sub branch Pledgor: Shandong Yibiao Fastener Co.,Ltd. Registration number: Y2023980035951 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |